ffs.c - mozsearch

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/* This Source Code Form is subject to the terms of the Mozilla Public

 * License, v. 2.0. If a copy of the MPL was not distributed with this

 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#if !defined(XP_UNIX) && !defined(XP_OS2)

int

ffs(unsigned int i)

    int rv = 1;

    if (!i)

        return 0;

    while (!(i & 1)) {

        i >>= 1;

        ++rv;

    return rv;

#endif